CN108997642A - A kind of Cross-linkable semiconductive inner shield CABLE MATERIALS of 35KV twisted polyethylene cable - Google Patents
A kind of Cross-linkable semiconductive inner shield CABLE MATERIALS of 35KV twisted polyethylene cable Download PDFInfo
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- CN108997642A CN108997642A CN201710423507.1A CN201710423507A CN108997642A CN 108997642 A CN108997642 A CN 108997642A CN 201710423507 A CN201710423507 A CN 201710423507A CN 108997642 A CN108997642 A CN 108997642A
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- Prior art keywords
- cross
- cable
- inner shield
- twisted polyethylene
- linkable
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
- C08L23/0846—Copolymers of ethene with unsaturated hydrocarbons containing other atoms than carbon or hydrogen atoms
- C08L23/0853—Vinylacetate
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
- H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
- H01B3/44—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins
- H01B3/441—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins from alkenes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/001—Conductive additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
- C08L2203/202—Applications use in electrical or conductive gadgets use in electrical wires or wirecoating
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Conductive Materials (AREA)
- Insulated Conductors (AREA)
Abstract
The invention discloses a kind of Cross-linkable semiconductive inner shield CABLE MATERIALSs of 35KV twisted polyethylene cable, in parts by weight, a kind of composition of raw materials of the Cross-linkable semiconductive inner shield CABLE MATERIALS of 35KV twisted polyethylene cable is as follows: ethylene-vinyl acetate copolymer 70-90, ethylene propylene diene rubber 20-30, conductive black 35-45, gas-phase silica 6-8, dioctyl terephthalate 12-15, two formyl 4-6 of peroxidating, fuel oil 10-20, fire retardant 1-5, copper resistant agent 0.5-1, antioxidant 5-10 and stabilizer 2-10, cable of the invention uses ethylene-vinyl acetate copolymer for primary raw material with semi-conductive shielding material, tensile strength and tear resistance are good, joined fuel oil simultaneously can substitute plasticizer to reduce cost , while it is safe and reliable.
Description
Technical field
The invention belongs to cable production material field more particularly to a kind of Cross-linkables of 35KV twisted polyethylene cable
Semiconductive inner shield CABLE MATERIALS.
Background technique
High voltage direct current cable route because its transmission capacity is big, low cost, loss are small, high reliablity, the features such as in long service life due to
Using more and more extensive.With the fast development of electrical engineering and electronic technology, flexible conductive polymer has wide application
Prospect.In certain application aspect, the multifunctional polymer based composites of high dielectric constant and high conductivity increasingly by
To extensive concern.Wherein, polyethylene (PE) is best one of the insulating materials of high-voltage dc transmission field of power distribution.
The Cross-linkable semiconductive inner shield CABLE MATERIALS of traditional high-voltage cross-linking polythene cable does not adapt to mesh
The quality and performance requirement of preceding cable, the additive for needing to be added various reinforcement cable strengths and performance just adapt to current society
It can be to the quality requirement of cable or cable.
Summary of the invention
Goal of the invention: present invention seek to address that above-mentioned problem, a kind of the cross-linking of 35KV twisted polyethylene cable is proposed
Type semiconductive inner shield CABLE MATERIALS.
Technical solution: a kind of Cross-linkable semiconductive inner shield CABLE MATERIALS of 35KV twisted polyethylene cable, with weight
Part meter, a kind of composition of raw materials of the Cross-linkable semiconductive inner shield CABLE MATERIALS of 35KV twisted polyethylene cable are as follows:
Ethylene-vinyl acetate copolymer 70-90, ethylene propylene diene rubber 20-30, conductive black 35-45, gas-phase silica 6-8, to benzene two
Formic acid dioctyl ester 12-15, two formyl 4-6 of peroxidating, fuel oil 10-20, fire retardant 1-5, copper resistant agent 0.5-1, antioxidant 5-10
With stabilizer 2-10.
A kind of Cross-linkable semiconductive inner shield CABLE MATERIALS of 35KV twisted polyethylene cable the preparation method is as follows:
(1), pretreatment of raw material: being heated to 30 DEG C~40 DEG C for high-speed mixer, by the conductive black, fire retardant and
Antioxidant pours into high-speed mixer together, and stabilizer is added in the case where being 400~475 revs/min in low whipping speed, stirs
It mixes, copper resistant agent is then added, continue to be stirred until homogeneous；
(2), by automatic feeder by the ethylene-vinyl acetate copolymer, ethylene propylene diene rubber, gas-phase silica,
Dioctyl terephthalate, two formyl of peroxidating, fuel oil and the raw material by step (1) processing are added to two steps type mixing
Extruding pelletization in BUSS unit is successively dehydrated, is dried to get a kind of Cross-linkable of 35KV twisted polyethylene cable
Semiconductive inner shield CABLE MATERIALS.
The copper resistant agent is N, N '-double salicylaldehyde contracting ethylenediamine or 3- amino -1,2,4- triazole.
The conductive black is the mixture of 40B2 conductive black and superconductive carbon black 350G.
The stabilizer is the mixture of pentaerythrite, xylitol and mannitol.
The fuel oil is petroleum remaining heavy oil or heavy oil warp after light component gasoline, kerosene are extracted in vacuum distillation
It crosses catalytic cracking and extracts remaining residual oil after alkene.
The utility model has the advantages that cable semi-conductive shielding material of the invention uses ethylene-vinyl acetate copolymer for main original
Material, tensile strength and tear resistance are good, while joined fuel oil and can substitute plasticizer to reduce cost, while safety
Reliably.
Specific embodiment
The embodiment of the present invention is described in detail below.
A kind of Cross-linkable semiconductive inner shield CABLE MATERIALS of 35KV twisted polyethylene cable, it is in parts by weight, described
A kind of composition of raw materials of the Cross-linkable semiconductive inner shield CABLE MATERIALS of 35KV twisted polyethylene cable is as follows: ethyl vinyl acetate
Ethylene copolymer 70-90, ethylene propylene diene rubber 20-30, conductive black 35-45, gas-phase silica 6-8, terephthalic acid (TPA) two are pungent
Ester 12-15, two formyl 4-6 of peroxidating, fuel oil 10-20, fire retardant 1-5, copper resistant agent 0.5-1, antioxidant 5-10 and stabilizer
2-10。
A kind of preparation method of the Cross-linkable semiconductive inner shield CABLE MATERIALS of 35KV twisted polyethylene cable, including with
Lower specific steps:
(1), pretreatment of raw material: being heated to 30 DEG C~40 DEG C for high-speed mixer, by the conductive black, fire retardant and
Antioxidant pours into high-speed mixer together, and stabilizer is added in the case where being 400~475 revs/min in low whipping speed, stirs
It mixes, copper resistant agent is then added, continue to be stirred until homogeneous；
(2), by automatic feeder by the ethylene-vinyl acetate copolymer, ethylene propylene diene rubber, gas-phase silica,
Dioctyl terephthalate, two formyl of peroxidating, fuel oil and the raw material by step (1) processing are added to two steps type mixing
Extruding pelletization in BUSS unit is successively dehydrated, is dried to get a kind of Cross-linkable of 35KV twisted polyethylene cable
Semiconductive inner shield CABLE MATERIALS.
Specifically, the copper resistant agent is N, N '-double salicylaldehyde contracting ethylenediamine or 3- amino-1,2,4-triazole.
Specifically, the conductive black is the mixture of 40B2 conductive black and superconductive carbon black 350G.
Specifically, the stabilizer is the mixture of pentaerythrite, xylitol and mannitol.
Specifically, the fuel oil be petroleum by vacuum distillation extract light component gasoline, after kerosene remaining heavy oil or
Heavy oil residual oil remaining after alkene is extracted in catalytic cracking.
Embodiment 1: a kind of Cross-linkable semiconductive inner shield CABLE MATERIALS of 35KV twisted polyethylene cable, with parts by weight
Meter, a kind of composition of raw materials of the Cross-linkable semiconductive inner shield CABLE MATERIALS of 35KV twisted polyethylene cable are as follows: second
Alkene-acetate ethylene copolymer 70, ethylene propylene diene rubber 20, conductive black 35, gas-phase silica 6, dioctyl terephthalate 12,
Two formyl 4 of peroxidating, fuel oil 10, fire retardant 1-5, copper resistant agent 0.5, antioxidant 5 and stabilizer 2.
Embodiment 2: a kind of Cross-linkable semiconductive inner shield CABLE MATERIALS of 35KV twisted polyethylene cable, with parts by weight
Meter, a kind of composition of raw materials of the Cross-linkable semiconductive inner shield CABLE MATERIALS of 35KV twisted polyethylene cable are as follows: second
Alkene-acetate ethylene copolymer 90, ethylene propylene diene rubber 30, conductive black 45, gas-phase silica 8, dioctyl terephthalate 15,
Two formyl 6 of peroxidating, fuel oil 20, fire retardant 5, copper resistant agent 1, antioxidant 10 and stabilizer 10.
Embodiment 3: a kind of Cross-linkable semiconductive inner shield CABLE MATERIALS of 35KV twisted polyethylene cable, with parts by weight
Meter, a kind of composition of raw materials of the Cross-linkable semiconductive inner shield CABLE MATERIALS of 35KV twisted polyethylene cable are as follows: second
Alkene-acetate ethylene copolymer 80, ethylene propylene diene rubber 30, conductive black 35, gas-phase silica 6, dioctyl terephthalate 15,
Two formyl 6 of peroxidating, fuel oil 20, fire retardant 3, copper resistant agent 1, antioxidant 8 and stabilizer 4.
Although the present invention is illustrated and has been described with regard to preferred embodiment, it is understood by those skilled in the art that
Without departing from scope defined by the claims of the present invention, variations and modifications can be carried out to the present invention.
Claims (6)
1. a kind of Cross-linkable semiconductive inner shield CABLE MATERIALS of 35KV twisted polyethylene cable, it is characterised in that: with weight
Part meter, a kind of composition of raw materials of the Cross-linkable semiconductive inner shield CABLE MATERIALS of 35KV twisted polyethylene cable are as follows:
Ethylene-vinyl acetate copolymer 70-90, ethylene propylene diene rubber 20-30, conductive black 35-45, gas-phase silica 6-8, to benzene two
Formic acid dioctyl ester 12-15, two formyl 4-6 of peroxidating, fuel oil 10-20, fire retardant 1-5, copper resistant agent 0.5-1, antioxidant 5-10
With stabilizer 2-10.
2. a kind of Cross-linkable semiconductive inner shield CABLE MATERIALS of 35KV twisted polyethylene cable according to claim 1
Preparation method, which is characterized in that comprising the following specific steps
(1), pretreatment of raw material: high-speed mixer is heated to 30 DEG C~40 DEG C, by the conductive black, fire retardant and antioxygen
Agent is poured into high-speed mixer together, and stabilizer is added in the case where being 400~475 revs/min in low whipping speed, is stirred, so
After copper resistant agent is added, continue to be stirred until homogeneous；
(2), by automatic feeder by the ethylene-vinyl acetate copolymer, ethylene propylene diene rubber, gas-phase silica, to benzene
Diformazan dioctyl phthalate, two formyl of peroxidating, fuel oil and the raw material by step (1) processing are added to two steps type and are kneaded BUSS
Extruding pelletization in unit is successively dehydrated, dries and partly lead to get a kind of Cross-linkable of 35KV twisted polyethylene cable
Electric inner shield CABLE MATERIALS.
3. a kind of Cross-linkable semiconductive inner shield cable of 35KV twisted polyethylene cable according to claim 1
Material, which is characterized in that the copper resistant agent is N, N '-double salicylaldehyde contracting ethylenediamine or 3- amino-1,2,4-triazole.
4. a kind of Cross-linkable semiconductive inner shield cable of 35KV twisted polyethylene cable according to claim 1
Material, which is characterized in that the conductive black is the mixture of 40B2 conductive black and superconductive carbon black 350G.
5. a kind of Cross-linkable semiconductive inner shield cable of 35KV twisted polyethylene cable according to claim 1
Material, which is characterized in that the stabilizer is the mixture of pentaerythrite, xylitol and mannitol.
6. a kind of Cross-linkable semiconductive inner shield cable of 35KV twisted polyethylene cable according to claim 1
Material, which is characterized in that the fuel oil be petroleum by vacuum distillation extract light component gasoline, after kerosene remaining heavy oil or
Heavy oil residual oil remaining after alkene is extracted in catalytic cracking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710423507.1A CN108997642A (en) | 2017-06-07 | 2017-06-07 | A kind of Cross-linkable semiconductive inner shield CABLE MATERIALS of 35KV twisted polyethylene cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710423507.1A CN108997642A (en) | 2017-06-07 | 2017-06-07 | A kind of Cross-linkable semiconductive inner shield CABLE MATERIALS of 35KV twisted polyethylene cable |
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| Publication Number | Publication Date |
|---|---|
| CN108997642A true CN108997642A (en) | 2018-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710423507.1A Pending CN108997642A (en) | 2017-06-07 | 2017-06-07 | A kind of Cross-linkable semiconductive inner shield CABLE MATERIALS of 35KV twisted polyethylene cable |
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| CN (1) | CN108997642A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112940387A (en) * | 2021-02-03 | 2021-06-11 | 上海利物通化工科技有限公司 | Strippable semiconductive shielding rubber for rubber cable and preparation method thereof |
-
2017
- 2017-06-07 CN CN201710423507.1A patent/CN108997642A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112940387A (en) * | 2021-02-03 | 2021-06-11 | 上海利物通化工科技有限公司 | Strippable semiconductive shielding rubber for rubber cable and preparation method thereof |
| CN112940387B (en) * | 2021-02-03 | 2023-01-06 | 上海利物通化工科技有限公司 | Strippable semiconductive shielding rubber for rubber cable and preparation method thereof |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20181214 |
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| WD01 | Invention patent application deemed withdrawn after publication |